32.A survey showed that 3/8 of people preferred coffee over tea. If 440 people are interviewed; how many people prefer coffee and tea? a. Coffee 120; Tea 320 b. Coffee 320; Tea 120 c. Coffee 275; Tea 165 d. Coffee 165; Tea 275

Q: Which one of the following brand of cars has more difference in sales between Branch A and Branch B?…

A: We want to find the more different in sales between Branch A and Branch B

Q: In a UQDS (representing a population) of size 12, if the sum of all observations is 72 and the sum…

A: Solution: Let X be the random variable. From the given information,

Q: A research report concludes that there are significant differences among treatments, with "F(3,28) =…

A: Given: A research report concludes that there are significant differences among treatments, with…

Q: In a survey of 3159 adults aged 57 through 85​ years, it was found that 86.2​% of them used at least…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment. It…

Q: How many people have been surveyed? 5.0- ¿Cuántas personas han sido encuestadas? 20 4.0- How many…

A:

Q: 3. Ho: Pa p. Họ: Ha

A:

Q: In a poll of 556 human resource​ professionals, 42.3​% said that body piercings and tattoos were big…

A: Number of human resource​ professionals (n) = 556 Probability of success (p) = 42.3% = 0.423

Q: 2. The effect of two factors---per-chamber volume ratio (V) and injection timing (T) on the parts…

A: Ans : We are given the data,

Q: 3. The number of representatives N that each state has varies directly as the number of people P…

A: The given data is: In 2010 California 37,253,956 residents has 53 representatives. Therefore, 1…

Q: A survey of Hoosiers found that 47% are Pacers fans, 34% are Colts fans, and 35% are Pacers fans but…

A: Solution: Let A be the event that Hoosiers are Pacers fans and B be the event that Hoosiers are…

Q: µ = 43 and s = 8, what is the z score ? Margret X = 43, z = Katie X = 55, z = Dorinda X = 47, z =…

A: Given that  µ = 43 and s = 8 Formula for Z-score  Z=(X-µ)/s

Q: Suppose 60 percent of the customers at pizza palooza order a square pizza, 70 percent order a soft…

A: Two events A and B are said to be independent, if P(A and B) = P(A)P(B).

Q: Họ : µ1= H2 = 0,5 versus H, : µ1- H2> 0,5. use the observed data to test these hypothes at 0.01…

A: Given: Brand A Sample size (n1) = 50 Sample mean x¯1=11 Sample standard deviation (s1) = 1 Brand B…

Q: The number of sick days taken (per month) by 200 factory workers is summarized below. Number of…

A: We have to find :-The number of workers who took more than 10 sick days per month is _____.

Q: An electronics retailer list the sales (in thousands) of certain products in three cities for the…

A:

Q: If 5 subjects were each tested 4 times, what is the sum of cross-products EWXYZ = Subject W Y Z 1 75…

A:

Q: 3. Р 37° MZPTQ = m/PQT = R MZQRT = S

A: Note: As per guidelines, will be solving only one question that is very first question ( 3.) .…

Q: Either Tom golfs or it is not the case that both Linda and Mary skate. O Tv-(L M) -(L • M) 5 T OT=…

A: Given statement is Tom golf or it is not the case that both Linda and Mary skate. Let T: Tom golf.…

Q: e hundred twenty two people who grew up in either City A or City B were surveyed to determine…

A:

Q: 18. The manager of a computer repair service wants to determine whether there is a difference in the…

A: 18. Step-by-step procedure to obtain the ANOVA data using Excel is given below: In Excel sheet,…

Q: A certain type of hummingbird is known to have an average weight of 4.55 grams. A researcher wonders…

A: The test is to check whether hummingbirds living in the Grand Canyon differ in weight from the…

Q: The restaurant manager listed down the amount of meal ordered (x) and the tip (y) left by five…

A:

Q: is a common belief that SUVs are safer than cars.  In a collision, does an SUV sustain less damage…

A: SUV into Car SUV Damage ($)  Car Damage ($) Honda CR-V into Honda Civic $1,721 $1,274 Toyota…

Q: Assume that the Natural Fertilizer Company produces 100 pound sacks of 20-15-20 fertilizer for…

A: A linear programming problem can be formulated using the constraints and the values to be minimized…

Q: 19. Suppose that in a math class, 44% of the students are women, and 30% are history majors. If…

A: Answer Option 1st 60.8 % is correct

Q: A construction company has four large bulldozers located at four different garages. The bulldozers…

A:

Q: 2 ,2 + 2

A:

Q: The temperature of two cities Aand B in a winter season are given below:         City A 11 14 15…

A: Given: Sr. No. City A (x1) City B (x2) 1 11 18 2 14 20 3 15 22 4 17 24 5 18 26

Q: The following table shows the results of a survey of authors by a (fictitious) publishing company.…

A: According to question,Total number of new authors = 27

Q: 1. Determine whether there is a significant difference on the perceived capabilities in research…

A: Anova is the analysis that used to compare the categorical variable which are numerical. It used to…

Q: (i) What would it cost to providing i population? (ii) What would it cost to providing population?…

A: Cost for inoculating    population is given by :    i) Cost to immunize Therefore, Cost to…

Q: How many of the bees should the expect to travel west

A: Given that  Over 15 minutes of period 50 bees are observed they leave their hive

Q: 2. The following diagram shows how all the Grade Seven students of Koronadal National Comprehensive…

A: As per our guidelines we are supposed to answer only three subparts. Kindly repost other subparts as…

Q: 12. asta Menu tem teak T almo any, should be adjusted or removed. Number Menu Sold hicke aesar 1…

A: Menu Mix % = Number item sold / total sold  Item CM = Menu Price - Food Cost Gross Margin = Number…

Q: A survey of 125 freshmen business students at a local university produced the results listed below.…

A:

Q: An A is worth 4 pts, B 3pts, C 2pts, D 1 pt, F Opt 1) What would your semester GPA be if you earned…

A:

Q: It is a common belief that SUVs are safer than cars.  In a collision, does an SUV sustain less…

A: Since you have asked multiple questions  , we will solve the first question for you . If  you want a…

Q: The city of Wenatchee, Washington, employs people to assess the value of homes for the purpose of…

A: There are two categorical samples which are home and assesors. We have to test whether there is a…

Q: 2. (Pv Q) ^(~P^~Q) Q PvQ ~P ~PA~Q (Pv Q)^(-P^~Q) F F P TEFF

A: We know that,  in conjunction  (∧) if both  statements are true then and only then result is also…

Q: 2) Millman’s golfing group is terrific for a group of amateurs. Are they ready to turn pro?…

A: Given that,mean(x)=82standard deviation, s.d1=2.6number(n1)=9y(mean)=71standard deviation, s.d2…

Q: Listed below are body temperatures from five different subjects measured at 8 AM and again at 12 AM.…

A:

Q: Weight of 38 Male College Students 10 105 110 115 120 125 130 135 140 145 150 155 160 Weight…

A: Given that  The histogram data of weights for 38 male students. After decoding the data from…

Q: Assume that the Natural Fertilizer Company produces 100 pound sacks of 20-15-20 fertilizer for…

A: The linear programming problem can be formulated on the basis of the objective function. The…

Q: Explain whether each of the following represents a population or a sample. d. Yield of tomatoes per…

A: A population represents the entire group that you want to draw conclusions about. A sample is a…

Q: The table below shows automatic weapons and Northwestern states. X Y 11.8 8.6 14.1 11.5 thousands of…

A: The given data is x y 11.8 14.1 8.6 11.5 7 9.8 3.3 7.1 2.5 6.2 2.5 6.5 2.6 6 0.9…

Q: If the ratio of male teachers to female teacher at CSA is 4 to 7, which of these shows possible…

A: We will find out the required value.

Q: a. In order to be invited to the college world cup, teams must earn a score in the top 15% of all…

A: here given,  mean = 133.75  standard deviation  =  50.24 Y  =winning  score

Q: Assume that the Natural Fertilizer Company produces 100 pound sacks of 20-10-15 fertilizer for…

A: Let the company should make x sacks of lawn fertilizer y sacks of garden fertilizer and z sacks of…

Q: 16) If y =, then B) C) D) E)

A: 16. Consider  y=xex

Q: The ambition of Warwick Sport at Warwick University is to increase participation of students and…

A: If the percentage of a value (x) is y %, then the value of y percent of x is given as =x×y100.

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.